Platform to build and run AI phone agents for inbound and outbound calls.
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AI phone agent platforms for inbound and outbound calls
These platforms let you build an agent that makes and takes phone calls. Delay, interruptions and call quality decide whether callers stay on the line, so test with real calls.
SARVO lists 7 tools for this task. Tools with no implementation partner are sold directly by the vendor, and SARVO can connect you with them. Ask SARVO to match your exact need.
Tools to consider
Developer platform for building voice AI agents with your choice of models.
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AI phone agents that make and answer calls at scale.
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No-code builder for AI voice agents that take calls and book appointments.
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Voice assistants that handle customer calls in natural conversation.
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Voice AI agents for collections, support and sales calls.
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Speech-to-text and text-to-speech APIs and a voice agent platform for developers.
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What to check before you choose
- Measure response delay on live calls, not in a demo.
- Check telephony, call recording and consent for automated calls.
- Test interruptions, accents and noisy lines.
- Ask what happens when the agent is unsure and how it transfers to a person.
SARVO does not certify tools. Verify security and data terms with each vendor.
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Guides
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Frequently asked questions
How do I build an AI phone agent?
Choose a platform, connect a phone number, write the agent's instructions and knowledge, then test with real calls before going live.
Which platform is best for AI calling?
Retell AI, Vapi and Bland AI are built for developers, Synthflow is no-code, and PolyAI and Skit.ai serve larger programmes. Compare on your own call scripts.
Do callers need to be told it is an AI?
Rules on disclosing automated calls differ by place. Take legal advice and tell callers.
Can these agents speak Hindi?
Support varies by platform and voice. Ask each vendor for a live test in your languages.